Proto-IE: *(a)neig'-
Meaning: illness, desease, to be ill; sick
Avestan: naēza- Name einer Krankheit; Osset nēz, nīz 'Krankheit'
Armenian: ? anic 'Laus' [rather < Cauc.]
Old Greek: anigró- `lästig'
Baltic: *neiǯ-(ē̂-) vb. (Lith CIRC, Lett AC, 2?), neiǯ-a- c. (Lith CIRC), *naiǯ-ā̂ f., -a- c. (Lett AC, 1)
Russ. meaning: болезнь, болеть; больной, тяжкий
References: WP II 332
